Red-barred Amarynthis - Amarynthis meneria
Amarynthis meneria (Riodinidae) is a common and widespread species of butterfly found in Colombia, Venezuela, Surinam, Guyana, Ecuador, Peru, Bolivia, Brazil and northern Argentina.
Although there is a certain amount of variation in the shape and extent of the red and white markings, it is an instantly recognizable species.
Reference: [1]
Photo credit: ©Arthur Anker | Locality: Madidi National Park, La Paz, Bolivia (2011)